[INFO] fetching crate ht16k33 0.4.0...
[INFO] testing ht16k33-0.4.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate ht16k33 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ht16k33 0.4.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ht16k33 0.4.0
[INFO] finished tweaking crates.io crate ht16k33 0.4.0
[INFO] tweaked toml for crates.io crate ht16k33 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal-mock v0.4.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.1.2
[INFO] [stderr]   Downloaded version-sync v0.6.0
[INFO] [stderr]   Downloaded lazy_static v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47f1879f7eccabc0254042a4619a21d4001a48cc179aad6470e21d58be59c064
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "47f1879f7eccabc0254042a4619a21d4001a48cc179aad6470e21d58be59c064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47f1879f7eccabc0254042a4619a21d4001a48cc179aad6470e21d58be59c064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f1879f7eccabc0254042a4619a21d4001a48cc179aad6470e21d58be59c064", kill_on_drop: false }`
[INFO] [stdout] 47f1879f7eccabc0254042a4619a21d4001a48cc179aad6470e21d58be59c064
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf1142ccd671c9c3f1a599bc0303b0039024e69ce3e2521e492c4f59766182bf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bf1142ccd671c9c3f1a599bc0303b0039024e69ce3e2521e492c4f59766182bf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling ht16k33 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "bf1142ccd671c9c3f1a599bc0303b0039024e69ce3e2521e492c4f59766182bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1142ccd671c9c3f1a599bc0303b0039024e69ce3e2521e492c4f59766182bf", kill_on_drop: false }`
[INFO] [stdout] bf1142ccd671c9c3f1a599bc0303b0039024e69ce3e2521e492c4f59766182bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcfea37d196656ecead7fc5a4d0f51eddc09ecc2fa7a94e312b48cf953524df6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fcfea37d196656ecead7fc5a4d0f51eddc09ecc2fa7a94e312b48cf953524df6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.1.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling embedded-hal-mock v0.4.1
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling version-sync v0.6.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling ht16k33 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> tests/version-numbers.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     assert_markdown_deps_updated!("README.md");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]   = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]   = note: this warning originates in the macro `assert_markdown_deps_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/version-numbers.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     assert_html_root_url_updated!("src/lib.rs");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this warning originates in the macro `assert_html_root_url_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.71s
[INFO] running `Command { std: "docker" "inspect" "fcfea37d196656ecead7fc5a4d0f51eddc09ecc2fa7a94e312b48cf953524df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfea37d196656ecead7fc5a4d0f51eddc09ecc2fa7a94e312b48cf953524df6", kill_on_drop: false }`
[INFO] [stdout] fcfea37d196656ecead7fc5a4d0f51eddc09ecc2fa7a94e312b48cf953524df6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3aaca0f29ad72f4cd002bd3b89c48bc5bc10b7c9873cdf21eed486f439f375ea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3aaca0f29ad72f4cd002bd3b89c48bc5bc10b7c9873cdf21eed486f439f375ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]  --> tests/version-numbers.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     assert_markdown_deps_updated!("README.md");
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]   = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]   = note: this warning originates in the macro `assert_markdown_deps_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/version-numbers.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     assert_html_root_url_updated!("src/lib.rs");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: this warning originates in the macro `assert_html_root_url_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ht16k33` (test "version-numbers") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ht16k33-014aa4a423038744)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test i2c_mock::tests::write_read_wraparound ... ok
[INFO] [stdout] test tests::new ... ok
[INFO] [stdout] test tests::display ... ok
[INFO] [stdout] test tests::display_buffer ... ok
[INFO] [stdout] test tests::set_dimming ... ok
[INFO] [stdout] test tests::oscillator ... ok
[INFO] [stdout] test i2c_mock::tests::new ... ok
[INFO] [stdout] test tests::set_oscillator ... ok
[INFO] [stdout] test tests::write_display_buffer ... ok
[INFO] [stdout] test types::dimming::tests::brightness_max ... ok
[INFO] [stdout] test types::dimming::tests::brightness_min ... ok
[INFO] [stdout] test types::dimming::tests::default ... ok
[INFO] [stdout] test tests::initialize ... ok
[INFO] [stdout] test i2c_mock::tests::write_read_wraparound_and_offset ... ok
[INFO] [stdout] test tests::read_display_buffer ... ok
[INFO] [stdout] test i2c_mock::tests::write_read_offset ... ok
[INFO] [stdout] test i2c_mock::tests::write_read ... ok
[INFO] [stdout] test i2c_mock::tests::write_with_offset ... ok
[INFO] [stdout] test tests::update_display_buffer ... ok
[INFO] [stdout] test tests::dimming ... ok
[INFO] [stdout] test i2c_mock::tests::write_with_wraparound_and_offset ... ok
[INFO] [stdout] test tests::clear_display_buffer ... ok
[INFO] [stdout] test i2c_mock::tests::write_with_wraparound ... ok
[INFO] [stdout] test types::display::tests::blink_includes_on ... ok
[INFO] [stdout] test tests::set_display ... ok
[INFO] [stdout] test types::oscillator::tests::default ... ok
[INFO] [stdout] test types::display::tests::default ... ok
[INFO] [stdout] test types::led_location::tests::row_as_index ... ok
[INFO] [stdout] test types::display_data::tests::default ... ok
[INFO] [stdout] test types::dimming::tests::from_u8 ... ok
[INFO] [stdout] test i2c_mock::tests::write ... ok
[INFO] [stdout] test types::led_location::tests::new ... ok
[INFO] [stdout] test types::display_data_address::tests::default ... ok
[INFO] [stdout] test tests::set_led ... ok
[INFO] [stdout] test types::led_location::tests::default ... ok
[INFO] [stdout] test types::display_data::tests::all_on ... ok
[INFO] [stdout] test types::dimming::tests::from_u8_too_large - should panic ... ok
[INFO] [stdout] test types::led_location::tests::common_too_large - should panic ... ok
[INFO] [stdout] test types::led_location::tests::row_too_large - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version-numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-1564576401edb892)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ht16k33
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/lib.rs - HT16K33<I2C>::clear_display_buffer (line 333) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name ht16k33 --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rlib --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-6196882d81cd3c9a.rlib --extern embedded_hal_mock=/opt/rustwide/target/debug/deps/libembedded_hal_mock-b5ea4b01866f0505.rlib --extern failure=/opt/rustwide/target/debug/deps/libfailure-578c877f8a9458f0.rlib --extern ht16k33=/opt/rustwide/target/debug/deps/libht16k33-77ed31452f891774.rlib --extern version_sync=/opt/rustwide/target/debug/deps/libversion_sync-6046062d7d0fa138.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "3aaca0f29ad72f4cd002bd3b89c48bc5bc10b7c9873cdf21eed486f439f375ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aaca0f29ad72f4cd002bd3b89c48bc5bc10b7c9873cdf21eed486f439f375ea", kill_on_drop: false }`
[INFO] [stdout] 3aaca0f29ad72f4cd002bd3b89c48bc5bc10b7c9873cdf21eed486f439f375ea